# 取0-4有序序列
num1 = range(5)
print(num1)
result1 = list(range(5))
print(result1)
# 取1-5
result2 = list(range(1,5))
print(result2)
# 取1-4，步长为2
result3 = list(range(1,5,2))
print(result3)